1989 Jeep Wagoneer Service and Repair Manual
1989 Jeep Wagoneer service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.
Designed for technicians and DIY owners, this manual helps you diagnose issues correctly, follow proven repair steps, and use wiring diagrams and system sections to track faults faster.
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VEHICLE DESCRIPTION: VEHICLES EQUIPPED WITH ANTILOCK BRAKE SYSTEM (ABS). THE ANTILOCK BRAKE SYSTEM (ABS) HYDRAULIC CONTROL UNIT CAN EXPERIENCE EXCESSIVE BRAKE ACTUATOR PISTON SEAL WEAR WHICH COULD
IF THIS OCCURS, THE ABS FUNCTION WOULD BE LOSE AND REDUCED POWER ASSIST WOULD BE EXPERIENCED DURING
DEALERS WILL TEST THE VEHICLE'S ABS AND REPAIR AS NECESSARY. THE WARRANTY ON ALL ABS COMPONENTS WIL
THERE MAY BE HYDRAULIC FLUID CONTAMINATION FROM CONDENSATION FORMATION THAT CAN PLUG THE ABS BRAKE BOOSTER PUMP FILTER; STRESS CORROSION OF THE MASTER CYLINDER SNAP RING HAS BEEN TRACED TO CHLORINE LE
CONTAMINATION OF THE HYDRAULIC FLUID CAN CAUSEMALFUNCTIONING OF THE ANTI-LOCK BRAKE SYSTEM; LOW PRES
REPLACE ABS LOW PRESSURE HOSE; REBUILD MASTER BRAKE CYLINDER; INSPECT, SERVICE INTERFERENCE PROBLEMS
MALFUNCTION OF FUEL INJECTION SYSTEM THROTTLE POSTITION SENSOR COULD CAUSE INTERMITTENT HIGH ENGINE IDLE SPEED IMMEDIATELY AFTER STARTING ENGINE.
HIGH ENGINE IDLE WHEN CAR IS FIRST PLACED IN GEAR COULDRESULT IN UNEXPECTED ACCELERATION.
REPLACE THROTTLE POSITION SENSORS WITH SENSORS THAT WOULD SEND CORRECT SIGNALS TO THE FUEL INJECTION
SUBJECT REGARDING WIRE SPLICE REPAIRS. *SB
SUBJECT REGARDING CHILD SEAT TETHER ANCHORS. *TT
SUBJECT ON THE CHILD SEAT TETHER ANCHORS. *MJS
SUBJECT REGARDING CHILD SEAT TETHER ANCHORS. *TT
THIS BULLETIN PROVIDES A REVISED WIRE SPLICE PROCEDURE AND RELATED PARTS. *TT
INFORMATION ON INSTALLATION OF RADIO TRANSMITTING EQUIPMENT. *AK
SUBJECT ON CUSTOMER SATISFACTION NOTIFICATION #733--BRAKE PEDAL SHIFT INTERLOCK. *YC
INFORMATION ON CHILD SEAT TETHER ANCHORS. *TT
Showing the 8 most recent of 10 technical service bulletins on file with NHTSA.
WHILE IN REVERSE VEHICLE ACCELERATED SUDDENLY, RESULTING IN A COLLISION WHICH CAUSED MINOR INJURIES TO DRIVER. VEHICLE WAS TOTALED*AK *JB
TRANSMISSION JUMPED OUT OF PARKING GEAR INTO REVERSE, CAUSING ACCIDENT/INJURY. *AK
ENGINE FAILURE RESULTED IN ENGINE FIRE (OHIO TRAFFIC CRASH REPORT). *MJS
DT*: THE CONTACT STATED WHILE DRIVING 35 MPH ON NORMAL ROAD CONDITIONS, THE ABS LIGHT ILLUMINATED. THE VEHICLE WAS TAKEN TO A CERTIFIED INDEPENDENT MECHANIC WHO DETERMINED THE ABS PUMP HAD NOT OUTPU
NO SUMMERY LISTED FOR ABOVE VEHICLE. *AK
Showing the 5 most serious of 12 complaints filed with NHTSA.
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